New Horizons Genealogy

"Specializing in New England and New York Colonial American Ancestry"

Herkimer County, New York Census Records

Herkimer County was formed in 1791 from Montgomery, County Seat - Herkimer

Herkimer County, N.Y. Federal Census Records: were completed for the following years: 1790, 1800, 1810, 1820, 1830, 1840, 1850, 1860, 1870, 1880, 1890, 1900, 1910, 1920, 1930 and 1940.

1890 New York Federal Census Records: were destroyed in a fire with the exception of Suffolk and Westchester Counties, (both partial).

1890 Veterans and Widows census records: schedules for New York did survive the fire and are available for genealogical research.

Herkimer County, New York State Census Records: were completed for the following years, 1825, 1835, 1845, 1855, 1865, 1875, 1892, 1905, 1915, 1925, and are reasonably intact, with the exception of 1845.

Herkimer County New York Mortality Schedules: were completed in the federal census for the following years, 1850, 1860, 1870, 1880. Mortality Schedules were completed in the state census for the following years, 1855, 1865, and 1875.Marriage Records were recorded in the State census for the following years, 1865, 1875.

Herkimer County New York State Census Substitutes:

Herkimer County New York Tax Valuation Lists are one of the most valuable, and most often neglected sources of genealogical information and prove to be a great census substitute. They usually divulge the names of heads of households and other males aged 16 or over and can be used to prove parentage when no other records are available. Tax lists place individuals in a particular place at a particular time and indicate the type and amount of property owned. See The Beginner's Guide to Using Tax Lists.


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Herkimer County, N.Y. Federal Census Records:

1800 Herkimer County, N.Y. Federal Census Records:

1810 Herkimer County, N.Y. Federal Census Records:

1830 Herkimer County, N.Y. Federal Census Records:

Herkimer County, N.Y. State Census Records:

1825 Herkimer County, N.Y. State Census Records:

1835 Herkimer County, N.Y. State Census Records:

1845 Herkimer County, N.Y. State Census Records:

1865 Herkimer County, N.Y. State Census Records:


Herkimer County, N.Y. Mortality Schedules:


Herkimer County Military Census Records:


Other Herkimer County Genealogy Records:


Books of Interest:


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[ New York State Census Records ]